PAC · TX · C00148031

Caterpillar INC. Political Action Committee (Catpac)

A traditional political action committee. It raises limited contributions and can give directly to candidates. Lobbyist/registrant PAC.

First filed Dec. 18, 1981. Treasurer: Wayne Zemke. Connected organization: Caterpillar INC.. View on FEC.gov (opens in a new tab)

  • Raised (2025-26)
    $1,335,729
  • Spent
    $1,451,050
  • Cash on hand
    $132,625
  • Outside spending
    $0

Raised, spent and cash on hand through reports covering Oct. 14, 2026.

Where its money went

  • Given: the group’s own contributions to the campaign
  • Bundled: donors’ contributions the group collected and forwarded
  • For: outside spending supporting
  • Against: outside spending opposing
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Showing the top 20 of 157 candidates.

Bundled contributions (money donors route through a PAC to specific candidates) are broken out only for groups on our issue pages.

Money to parties and other committees

Who funds it

Largest single contributions this cycle. Committees and organizations link to their own pages when they file with the FEC; an organization that doesn’t file won’t show its own donors here.

Largest contributions received this cycle
ContributorTypeFromDateAmount
James RyersonVice President Human Resources, Caterpillar INC.PersonChicago, ILJuly 25, 2025$5,000 (opens in a new tab)
David W MaclennanExecutive Chair, Caterpillar INC.PersonEdina, MNJune 27, 2025$5,000 (opens in a new tab)
Stephan DowningSenior Vice President, Caterpillar INC.PersonIrving, TXMarch 26, 2026$5,000 (opens in a new tab)
Ray WilkinsBoard Member, Caterpillar INC.PersonPeoria, ILDec. 22, 2025$5,000 (opens in a new tab)
Jonathan NewmanSenior Vice President, Progress Rail ServicesPersonGuntersville, ALDec. 18, 2025$5,000 (opens in a new tab)
Judy MarksBoard of Directors Member, Caterpillar INC.PersonEast Peoria, ILDec. 18, 2025$5,000 (opens in a new tab)
Gerald JohnsonBoard Member, Caterpillar INC.PersonDeerfield, ILDec. 19, 2025$5,000 (opens in a new tab)
James Fish Jr.Board Member, Caterpillar INC.PersonHouston, TXDec. 22, 2025$5,000 (opens in a new tab)
Stephanie BaughmanSenior Vice President, Caterpillar INC.PersonIrving, TXJune 26, 2026$2,500 (opens in a new tab)
Timothy GrahamVice President Product Management, Caterpillar INC.PersonPeoria, ILApril 24, 2026$2,500 (opens in a new tab)
Lawrence LohmeierDirector Product Management, Caterpillar INC.PersonLafayette, INSept. 26, 2025$1,988 (opens in a new tab)
Thaddeus LitkenhusVice President Product Management, Caterpillar INC.PersonTucson, AZMay 26, 2026$1,500 (opens in a new tab)
John NorlinSenior Manager Engineering, Caterpillar INC.PersonChillicothe, ILSept. 26, 2025$1,318 (opens in a new tab)
Stephanie BaughmanVice President Global Financial Contro, Caterpillar INC.PersonIrving, TXAug. 26, 2025$1,000 (opens in a new tab)
Daren YerglerDirector Human Resources, Caterpillar INC.PersonPeoria, ILDec. 26, 2025$846 (opens in a new tab)
Melissa A BusenSenior Vice President, Caterpillar INC.PersonIrving, TXAug. 24, 2026$813 (opens in a new tab)
Melissa A BusenSenior Vice President, Caterpillar INC.PersonIrving, TXJuly 24, 2026$813 (opens in a new tab)
Robert JanssenSenior Vice President, Caterpillar INC.PersonCary, NCAug. 24, 2026$714 (opens in a new tab)
Robert JanssenSenior Vice President, Caterpillar INC.PersonCary, NCJuly 24, 2026$714 (opens in a new tab)
Robert JanssenSenior Vice President, Caterpillar INC.PersonCary, NCJune 26, 2026$714 (opens in a new tab)
Gregory SerangeliSenior Manager Data, Caterpillar INC.PersonPeoria, ILOct. 26, 2025$695 (opens in a new tab)
Michael RingelManager Warranty Data & Digital Produc, Caterpillar INC.PersonPeoria, ILDec. 26, 2025$647 (opens in a new tab)
Brent UitermarktSenior Vice President, Caterpillar INC.PersonPeoria, ILAug. 24, 2026$625 (opens in a new tab)
Brent UitermarktSenior Vice President, Caterpillar INC.PersonPeoria, ILJuly 24, 2026$625 (opens in a new tab)
Brent UitermarktSenior Vice President, Caterpillar INC.PersonPeoria, ILJune 26, 2026$625 (opens in a new tab)

See every contribution to Caterpillar INC. Political Action Committee (Catpac) on FEC.gov (opens in a new tab). Contributions of $200 or less aren’t listed by name.